<div class="page">
<div class="bar bar-header bar-clear">
	<h2 class="title"></h2>
</div>
<div class="h44"></div>
<style>
.item img{
	width: 100%;
}
</style>
<div class="card">
	<div class="item">
		<img src="{php echo $qr_url}" alt="" />
	</div>
</div>
</div>